From 3064cb13577edd31d3a3ceb79b2bc72314ec208b Mon Sep 17 00:00:00 2001
From: "Luke T. Shumaker" <lukeshu@lukeshu.com>
Date: Thu, 21 Nov 2024 20:05:43 -0700
Subject: libcr: coroutine.c: Move things around

---
 libcr/coroutine.c | 44 ++++++++++++++++++++++----------------------
 1 file changed, 22 insertions(+), 22 deletions(-)

diff --git a/libcr/coroutine.c b/libcr/coroutine.c
index 35a060d..cb872b0 100644
--- a/libcr/coroutine.c
+++ b/libcr/coroutine.c
@@ -39,12 +39,12 @@
 	#error config.h must define CONFIG_COROUTINE_VALGRIND
 #endif
 
+/* Implementation *************************************************************/
+
 #if CONFIG_COROUTINE_VALGRIND
 	#include <valgrind/valgrind.h>
 #endif
 
-/* Implementation *************************************************************/
-
 /*
  * Portability notes:
  *
@@ -136,26 +136,6 @@
 { /* bracket to get Emacs indentation to work how I want */
 #endif
 
-/*====================================================================
- * Wrappers for setjmp()/longjmp() that do *not* save the
- * interrupt mask.  */
-#if __unix__
-	/* On __unix__, we use POSIX real-time signals as interrupts.
-	 * POSIX leaves it implementation-defined whether
-	 * setjmp()/longjmp() save the signal mask; while glibc does
-	 * not save it, let's not rely on that.  */
-	#define cr_plat_setjmp(env)             sigsetjmp(env, 0)
-	#define cr_plat_longjmp(env, val)       siglongjmp(env, val)
-#elif __NEWLIB__
-	/* newlib does not have sigsetjmp()/sigsetlongjmp(), but
-	 * setjmp()/longjmp() do not save the interrupt mask, * so we
-	 * can use them directly.  */
-	#define cr_plat_setjmp(env)             setjmp(env)
-	#define cr_plat_longjmp(env, val)       longjmp(env, val)
-#else
-	#error unsupported platform (not __unix__, not __NEWLIB__)
-#endif
-
 /*====================================================================
  * Interrupt management routines.  */
 #if __unix__
@@ -315,6 +295,26 @@
 	#error unsupported CPU (not __ARM_ARCH_6M__, not __x86_64__)
 #endif
 
+/*====================================================================
+ * Wrappers for setjmp()/longjmp() that do *not* save the
+ * interrupt mask.  */
+#if __unix__
+	/* On __unix__, we use POSIX real-time signals as interrupts.
+	 * POSIX leaves it implementation-defined whether
+	 * setjmp()/longjmp() save the signal mask; while glibc does
+	 * not save it, let's not rely on that.  */
+	#define cr_plat_setjmp(env)             sigsetjmp(env, 0)
+	#define cr_plat_longjmp(env, val)       siglongjmp(env, val)
+#elif __NEWLIB__
+	/* newlib does not have sigsetjmp()/sigsetlongjmp(), but
+	 * setjmp()/longjmp() do not save the interrupt mask, * so we
+	 * can use them directly.  */
+	#define cr_plat_setjmp(env)             setjmp(env)
+	#define cr_plat_longjmp(env, val)       longjmp(env, val)
+#else
+	#error unsupported platform (not __unix__, not __NEWLIB__)
+#endif
+
 #if 0
 }
 #endif
-- 
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